Re: Suspicion of a compiler bug in clang: using ternary operator in ereport()

From: Christian Kruse <christian(at)2ndquadrant(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Andres Freund <andres(at)2ndquadrant(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Suspicion of a compiler bug in clang: using ternary operator in ereport()
Date: 2014-01-30 15:19:00
Message-ID: 20140130151900.GA9237@defunct.ch
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Hi,

On 30/01/14 10:01, Tom Lane wrote:
> While I haven't actually read the gettext docs, I'm pretty sure that
> gettext() is defined to preserve errno. It's supposed to be something
> that you can drop into existing printf's without thinking, and if
> it mangled errno that would certainly not be the case.

Thanks for your explanation. I verified reading the man page and it
explicitly says:

ERRORS
errno is not modified.

Best regards,

--
Christian Kruse http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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